package rabbitmq;

//import org.springframework.amqp.core.Message;
//import org.springframework.amqp.rabbit.connection.CorrelationData;
//import org.springframework.amqp.rabbit.core.RabbitTemplate;

import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageHeaders;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.stereotype.Component;

import java.util.Map;

/**
 * Created with IDEA
 * author:Yhk
 * Date:2019/7/13
 * Time:6:18 PM
 */
@Component
public class Sender {

    @Autowired
    private RabbitTemplate rabbitTemplate;

    //回调函数: confirm确认
//    final RabbitTemplate.ConfirmCallback confirmCallback = new RabbitTemplate.ConfirmCallback() {
//        @Override
//        public void confirm(CorrelationData correlationData, boolean ack, String cause) {
//            System.err.println("correlationData: " + correlationData);
//            System.err.println("ack: " + ack);
//            if (!ack) {
//                System.err.println("异常处理....");
//            }
//        }
//    };

//    final RabbitTemplate.ReturnCallback returnCallback = new RabbitTemplate.ReturnCallback() {
//        @Override
//        public void returnedMessage(Message message, int replyCode, String replyText, String exchange, String routingKey) {
//            System.err.println("return exchange: " + exchange + ", routingKey: " + routingKey + ", replyCode: " + replyCode + ", replyText: " +
//                    replyText);
//        }
//    };

    //发送消息方法调用: 构建Message消息
//    public void send(Object message, Map<String, Object> properties) throws Exception {
//        MessageHeaders mhs = new MessageHeaders(properties);
//        org.springframework.messaging.Message msg = MessageBuilder.createMessage(message, mhs);
//        rabbitTemplate.setChannelTransacted(true);
//        rabbitTemplate.setConfirmCallback(confirmCallback);
//        rabbitTemplate.setReturnCallback(returnCallback);
//        //id + 时间戳 全局唯一
//        CorrelationData correlationData = new CorrelationData("1234567890");
//        rabbitTemplate.convertAndSend("exchange-1", "springboot.abc", msg, correlationData);
//    }

}
